Suzuki 2005 DL650K5, Service Manual

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SERVICING INFORMATION 9-13
BRAKE DRAGS
ELECTRICAL
NO SPARKING OR POOR SPARKING
SPARK PLUG SOON BECOME FOULED WITH CARBON
SPARK PLUG BECOME FOULED TOO SOON
SPARK PLUG ELECTRODES OVERHEAT OR BURN
GENERATOR DOES NOT CHARGE
Symptom, possible causes and remedy
• Rusty part.
• Insufficient brake lever or brake pedal pivot
lubrication.
Clean and lubricate.
Lubricate.
Symptom, possible causes and remedy
• Defective ignition coils or spark plug caps.
• Defective spark plugs.
• Defective CKP sensor.
• Defective ECM.
• Defective TO sensor.
• Open-circuited wiring connections. Replace.
Replace.
Replace.
Replace.
Replace.
Check and repair.
Symptom, possible causes and remedy
• Mixture too rich.
• Idling speed set too high.
• Incorrect gasoline.
• Dirty air cleaner element.
• Too cold spark plugs. Inspect FI system.
Adjust fast idle or throttle stop screw.
Change.
Clean or replace.
Replace with hot type plugs.
Symptom, possible causes and remedy
• Worn piston rings.
• Worn piston or cylinders.
• Excessive clearance of valve stems in valve
guides.
• Worn stem oil seal.
Replace.
Replace.
Replace.
Replace.
Symptom, possible causes and remedy
• Too hot spark plugs.
• Overheated the engine.
• Loose spark plugs.
• Too lean mixture. Replace with cold type plugs.
Tune up.
Retighten.
Consult FI system.
Symptom, possible causes and remedy
• Open- or short-circuited lead wires, or loose lead
connections.
• Short-circuited, grounded or open generator coil.
• Short-circuited or punctured regulator/rectifier.
Repair or replace or retighten.
Replace.
Replace.
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